CVE-2026-28588

High

Description

In shouldBlockDirectoryFromTree of ExternalStorageProvider.java, there is a possible way to access protected data due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

SeverityHigh

CVSS8.4

Exploit probability—

Product

Android

PublishedNov 2, 2026

First seenNov 4, 2026

Weakness typeCWE-284Improper access control

How to fix

Vendor advisories

source.android.com/docs/security/bulletin/2026/2026-11-01

Affected products

Product	Affected versions	Fixed in
Google Android	17, 16-qpr2, 16, 15, 14	—
google android	14.0, 15.0, 16.0, 17.0	—

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